Solicitação de exame técnico
#4.1
06/21/1988
RPI 922
Application data
Number
PI8505917Type
Filing
Publication
The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.
Applicants
Windmoller & Holscher
DE
Inventors
R. P. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 34 43 236.1 · 11/27/1984
DE
P 35 06 772.1 · 02/26/1985
DE
P 35 24 391.0 · 07/08/1985
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